Best Body Fat Calculator & Tracker Apps

245+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated October 2026

Every iPhone needs a few good body fat calculator & tracker apps. We benchmark 245+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top Body Fat Calculator & Tracker Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Body Fat calculator & TrackerBody Fat calculator & TrackerFree5.0★ (4)NoNoOct 2026
2Body Measurements Tracker AppBody Measurements Tracker AppFree4.6★ (9.4K)NoYesNov 2026
3BMI Calculator‰BMI Calculator‰Free4.9★ (24K)YesNoNov 2026
4Lean: Body Fat & BMI TrackerLean: Body Fat & BMI TrackerFree—YesNoAug 2026
5Body Fat Tracker & CalculatorBody Fat Tracker & CalculatorFree—NoYesMay 2026
6Body Fat Calculator 2023Body Fat Calculator 2023Free—YesNoMay 2026
7Spren Body Composition ScannerSpren Body Composition ScannerFree4.7★ (1.5K)NoYesNov 2026
8Body Fat Calculator By FitturBody Fat Calculator By FitturFree4.6★ (1K)NoNoNov 2026

Top Picks for Body Fat Calculator & Tracker

Body Fat calculator & Tracker#1

Body Fat calculator & Tracker by Viswanath Natraj

Track Fat & Body Measurement
Editor's Choice
💪 Health & Fitness
5.0(4 ratings)
Free
Body Fat calculator & Tracker screenshot 1
Body Fat calculator & Tracker screenshot 2
Body Fat calculator & Tracker screenshot 3
Body Fat calculator & Tracker screenshot 4
Body Fat calculator & Tracker screenshot 5
Body Fat calculator & Tracker screenshot 6

This app helps you monitor your fitness journey by calculating body fat percentage using the US Navy Method. It allows for easy logging of measurements, provides visual progress tracking with graphs, and sends smart reminders to maintain consistency. Your data is kept private and accessible offline.

Body Measurements Tracker App#2

Body Measurements Tracker App by Lasmit TLB Ltd

BMI, Weight Loss & Photos
Strong Contender
💪 Health & Fitness
4.6😊(9.4K ratings)
FreeIn-App Purchases
Body Measurements Tracker App screenshot 1
Body Measurements Tracker App screenshot 2
Body Measurements Tracker App screenshot 3
Body Measurements Tracker App screenshot 4
Body Measurements Tracker App screenshot 5
Body Measurements Tracker App screenshot 6

Track your weight loss, body measurements, and BMI with this app. Log photos and data to visualize your progress, understand the impact of workouts and diets, and stay motivated with rewards. Syncs with health platforms.

What We Love

  • 💪 Great for tracking progress
  • 📊 Helpful graphs and visuals
  • 🔒 Secure and private
  • 👍 Easy to use
  • 🌟 Excellent customer service

Room to Improve

  • 💰 Paid features required for full functionality
  • 🐛 Bugs and crashes
  • 🤔 Limited free version
  • 🔀 Difficulty editing/managing data
  • 📱 Compatibility issues on iPad
BMI Calculator‰#3

BMI Calculator‰ by Tim O's Studios, LLC

Body Mass Index Calculator
Worth Considering
💪 Health & Fitness
4.9😐(24K ratings)
FreeAds
BMI Calculator‰ screenshot 1
BMI Calculator‰ screenshot 2

Easily calculate your Body Mass Index (BMI) with this straightforward application. It provides a quick way to understand your weight status based on your height and weight.

What We Love

  • 🚀 Quick and easy to use
  • 👍 Straightforward interface
  • ✅ Accurate BMI calculations
  • 💡 Supports both metric and imperial units

Room to Improve

  • 🐛 Inability to input decimal values for height and weight
  • 🔍 Lacks advanced features like body composition analysis
  • 💸 Aggressive advertising interrupting usage
  • 🔧 Compatibility issues with newer OS versions

More Body Fat Calculator & Tracker apps to explore

FAQ about Body Fat Calculator & Tracker

What are the best body fat calculator & tracker apps for iPhone?
Body Fat calculator & Tracker tops our body fat calculator & tracker apps ranking as of October 2026, with a 5.0-star average from 4 App Store ratings, and it's free to download.
Yes — 20 of the top body fat calculator & tracker apps we rank are free to download, including Body Fat calculator & Tracker and Body Measurements Tracker App.
Body Fat calculator & Tracker has no ads and has no in-app purchases, according to its App Store listing as of October 2026.
We track 245+ body fat calculator & tracker apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.